Tonight's homework is to finish Classwork 97, which is to draft the plan for your experiment about how pH and/or temperature affect bromelain. The requirements for the plan are found below.
REMEMBER that the point of the Jell-O is to give you a way to see if bromelain is functioning or not.
What’s Necessary in your Plan
Your question(s)
Your hypotheses
Independent Variable(s)
Dependent Variable(s)
Control Group/Experimental Groups
Controlled Variables
Data/Observations Table
Procedure
Materials
Up to 4 tubes
Thermometers
Hot plates
Water
Ice
Refrigerator
Acidic Solutions (pH = 2, 4)
Basic Solutions (pH = 9, 11)
pH meter
Jell-O mix
Fresh pineapple
Canned pineapple
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